public AmtFramebuffer(MgFramebufferCreateInfo createInfo)
{
if (createInfo == null)
{
throw new ArgumentNullException(nameof(createInfo));
}
if (createInfo.RenderPass == null)
{
throw new ArgumentNullException(nameof(createInfo.RenderPass));
}
Width = createInfo.Width;
Height = createInfo.Height;
Layers = createInfo.Layers;
var bRenderpass = (AmtRenderPass)createInfo.RenderPass;
CompatibilityProfile = bRenderpass.Profile;
if (createInfo.Attachments != null)
{
var noOfSubpasses = bRenderpass.Subpasses.Length;
Subpasses = new AmtFramebufferSubpassInfo[noOfSubpasses];
for (var i = 0; i < noOfSubpasses; i++)
{
var srcSubpass = bRenderpass.Subpasses[i];
Debug.Assert(srcSubpass.ColorAttachments != null);
var noOfColorAttachments = srcSubpass.ColorAttachments.Length;
var dstSubpass = new AmtFramebufferSubpassInfo
{
ColorAttachments = new IAmtImageView[noOfColorAttachments],
DepthStencil = (srcSubpass.DepthStencil != null)
? (IAmtImageView)createInfo.Attachments[srcSubpass.DepthStencil.Index]
: null,
};
for (var j = 0; j < noOfColorAttachments; ++j)
{
var imageViewIndex = srcSubpass.ColorAttachments[j].Index;
dstSubpass.ColorAttachments[j] = (IAmtImageView)createInfo.Attachments[imageViewIndex];
}
Subpasses[i] = dstSubpass;
}
}
else
{
Subpasses = new AmtFramebufferSubpassInfo[] { };
}
}
public AmtGraphicsPipeline(IAmtMetalLibraryLoader generator, IMTLDevice device, MgGraphicsPipelineCreateInfo info)
{
var layout = (AmtPipelineLayout)info.Layout;
if (layout == null)
{
throw new ArgumentException(nameof(info.Layout));
}
Layout = layout;
if (info.VertexInputState == null)
{
throw new ArgumentNullException(nameof(info.VertexInputState));
}
if (info.InputAssemblyState == null)
{
throw new ArgumentNullException(nameof(info.InputAssemblyState));
}
if (info.RasterizationState == null)
{
throw new ArgumentNullException(nameof(info.RasterizationState));
}
// TODO : WHY DO I NEED RENDERPASS HERE
if (info.RenderPass == null)
{
throw new ArgumentNullException(nameof(info.RenderPass));
}
RenderPass = (AmtRenderPass)info.RenderPass;
CompatibilityProfile = RenderPass.Profile;
InitializeShaderFunctions(generator, device, info.Stages);
InitializeVertexDescriptor(info.VertexInputState);
InitiailizeDepthStateDescriptor(info.DepthStencilState);
InitializeRasterization(info.RasterizationState);
InitializationInputAssembly(info.InputAssemblyState);
InitializeColorBlending(info.ColorBlendState);
InitializeDynamicStates(info.DynamicState);
InitializeResources(info.VertexInputState);
InitializeViewportAndScissor(info.ViewportState);
InitializeMultisampleInfo(info.MultisampleState);
GeneratePipelineStates(device);
}
public AmtRenderPass(MgRenderPassCreateInfo createInfo)
{
Debug.Assert(createInfo != null, nameof(createInfo) + " is null");
Debug.Assert(createInfo.Attachments != null, nameof(createInfo.Attachments) + "is null");
Debug.Assert(createInfo.Subpasses != null, nameof(createInfo.Subpasses) + " is null");
if (createInfo.Attachments.Length > 6)
{
throw new NotSupportedException(nameof(createInfo.Attachments.Length) + " must be <= 4");
}
Subpasses = new AmtRenderPassSubpassInfo[createInfo.Subpasses.Length];
for (uint i = 0; i < Subpasses.Length; ++i)
{
Subpasses[i] = new AmtRenderPassSubpassInfo(createInfo, i);
}
Profile = new MgRenderPassProfile(createInfo);
}
